Big Dog Motorcycles - 2008 Model Comparison Chart | Pitbull | K-9 | Mutt | Mastiff | Ridgeback |
|---|
| Factory Warranty | 2 Years | 2 Years | 2 Years | 2 Years | 2 Years |
| Dry Weight - Front | 294 lbs | 271 lbs | 271 lbs | 281 lbs | 259 lbs |
| Dry Weight - Rear | 384 lbs | 430 lbs | 411 lbs | 427 lbs | 421 lbs |
| Dry Weight - Total | 678 lbs | 701 lbs | 682 lbs | 708 lbs | 680 lbs |
| GVWR | 1085 lbs | 1130 lbs | 1085 lbs | 1130 lbs | 1085 lbs |
| GAWR - Front | 360 lbs | 390 lbs | 390 lbs | 390 lbs | 390 lbs |
| GAWR - Rear | 725 lbs | 740 lbs | 695 lbs | 740 lbs | 695 lbs |
| Fuel - Total | 4.6 Gal | 4.4 Gal | 3.8 Gal | 4.6 Gal | 4.4 Gal |
| Fuel - Main | 4.0 Gal | 4.0 Gal | 3.4 Gal | 3.9 Gal | 4.0 Gal |
| Fuel - Reserve | 0.6 Gal | 0.4 Gal | 0.4 Gal | 0.7 Gal | 0.4 Gal |
| Oil Capacity | 3.75 Qts | 2.875 - 3 Qts | 2.875 - 3 Qts | 2.875 - 3 Qts | 2.875 - 3 Qts |
| Frame Specs | 6" OS BB, 1" OS DT | 4" OS BB, 8" OS DT | 6" OS BB, 0" OS DT | 6" OS BB, 0" OS DT | 4" OS BB, 8" OS DT |
| Frame Rake | 33 Degrees | 39 Degrees | 37 Degrees | 39 Degrees | 39 Degrees |
| Tree Rake | 0 Degrees | 3 Degrees | 2 Degrees | 3 Degrees | 3 Degrees |
| Trail | 4.5" | 4.35" | 4.81" | 4.81" | 4.35" |
| Front Suspension | 41mm Telescopic | 41mm Telescopic | 41mm Telescopic | 41mm Telescopic | 41mm Telescopic |
| Seat Height | 25.5" Spring Seat | 24.25" | 24.25" | 24.25" | 24.25" |
| Ground Clearance | 4.75" | 4.0" | 4.5" | 4.0" | 4.5" |
| Wheel Base | 73" | 82" | 77.5" | 77.5" | 82.5" |
| Total Length | 102" | 108" | 102.5" | 103" | 107" |
| Front Brake | PM 4-Piston Diff Bore | PM 4-Piston Diff Bore | PM 4-Piston Diff Bore | PM 4-Piston Diff Bore | PM 4-Piston Diff Bore |
| Rear Brake | PM 4-Piston | PM 4-Piston | PM 2-Piston | PM 4-Piston | PM 4-Piston |
| Front Tire | 130/60R23 65V | MH90-21 56H | MH90-21 56H | MH120/70-21 62H | MH90-21 56H |
| Rear Tire | 280/40R20 89V | 300/35-R18 87V | 250/40-R18 81H | 300/35-18 87V | 330/30-R17 87V |
| Tire Pressure | F-40 psi/R-42 psi | F-40 psi/R-42 psi | F-40 psi/R-42 psi | F-41 psi/R-42 psi | F-40 psi/R-42 psi |
| Front Wheel | Billet 23 x 3.75 | Billet 21 x 2.15 | 80 Spoke 21 x 2.15 | Billet 21 x 3.50 | Billet 21 x 2.15 |
| Rear Wheel | Billet 20 x 10.50 | Billet 18 x 10.50 | 80 Spoke 18 x 8.50 | Billet 18 x 10.50 | Billet 17 x 12.00 |
| Engine | OHV 45 degree V-Twin | OHV 45 degree V-Twin | OHV 45 degree V-Twin | OHV 45 degree V-Twin | OHV 45 degree V-Twin |
| Displacement | 117 c.i. (1916cc) | 117 c.i. (1916cc) | 117 c.i. (1916cc) | 117 c.i. (1916cc) | 117 c.i. (1916cc) |
| Bore x Stroke | 4 1/8" x 4 3/8" | 4 1/8" x 4 3/8" | 4 1/8" x 4 3/8" | 4 1/8" x 4 3/8" | 4 1/8" x 4 3/8" |
| Compression Ratio | 9.6:1 | 9.6:1 | 9.6:1 | 9.6:1 | 9.6:1 |
| Fuel System | Carbureted | Carbureted or EFI | Carbureted | Carbureted or EFI | Carbureted |
| Transmission | 6-Speed | 6-Speed | 6-Speed | 6-Speed | 6-Speed |
| Primary Drive | Chain/Balance Drive | Chain/Balance Drive | Chain/Balance Drive | Chain/Balance Drive | Chain/Balance Drive |
| Final Drive | 1-1/8" Belt | 1-1/8" Belt | 1-1/8" Belt | 1-1/8" Belt | 1-1/8" Belt |
| Ignition | Electronic Single Fire | Electronic Single Fire | Electronic Single Fire | Electronic Single Fire | Electronic Single Fire |
| Charging Output | 40 Amp | 40 Amp | 40 Amp | 40 Amp | 40 Amp |
| Battery Type | Sealed AGM | Sealed AGM | Sealed AGM | Sealed AGM | Sealed AGM |
| Battery | 270 CCA | 270 CCA | 270 CCA | 270 CCA | 270 CCA |